FR840153A - Improvements to gas masks - Google Patents

Improvements to gas masks

Info

Publication number
FR840153A
FR840153A FR840153DA FR840153A FR 840153 A FR840153 A FR 840153A FR 840153D A FR840153D A FR 840153DA FR 840153 A FR840153 A FR 840153A
Authority
FR
France
Prior art keywords
gas masks
masks
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Latex Processes Ltd
Original Assignee
International Latex Processes Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Latex Processes Ltd filed Critical International Latex Processes Ltd
Application granted granted Critical
Publication of FR840153A publication Critical patent/FR840153A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR840153D 1937-07-03 1938-07-01 Improvements to gas masks Expired FR840153A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT840153X 1937-07-03

Publications (1)

Publication Number Publication Date
FR840153A true FR840153A (en) 1939-04-20

Family

ID=11323932

Family Applications (1)

Application Number Title Priority Date Filing Date
FR840153D Expired FR840153A (en) 1937-07-03 1938-07-01 Improvements to gas masks

Country Status (1)

Country Link
FR (1) FR840153A (en)

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